# Math Help - velocity question!

1. ## velocity question!

Does anybody know how to solve this? I can't get the answer
It's supposed to be 8m/s

2. ## Re: velocity question!

Originally Posted by MathYUNoEasy

Does anybody know how to solve this? I can't get the answer
It's supposed to be 8m/s
Use one of the well known formulas for uniform acceleration: $s = ut + \frac{1}{2} at^2$.

Substitute the given data and solve for u.

3. ## Re: velocity question!

Wow, thanks, I got the right answer!
This formula isn't in my syllable yet though, I think they're expecting me to solve it in a, well, more tedious way, since they're offering 7 marks. What are other ways to solve this?

4. ## Re: velocity question!

Originally Posted by MathYUNoEasy
Wow, thanks, I got the right answer!
This formula isn't in my syllable yet though, I think they're expecting me to solve it in a, well, more tedious way, since they're offering 7 marks. What are other ways to solve this?
if this problem is for a grade, then MHF policy prohibits assistance.

5. ## Re: velocity question!

Originally Posted by skeeter
if this problem is for a grade, then MHF policy prohibits assistance.